[Asterisk-Users] Unable to call H323 phones via asterisk

[Eric Wieling]

I thought G723 was not encumbered, but that G729 was?

--Eric

On Wed, 2003-04-23 at 14:15, Tilghman Lesher wrote:
> On Wednesday 23 April 2003 01:40 pm, Michael Rose wrote:
> > I receive the following error when I try to call another H323
> > extension from another H323 when going through *.
> >
> > NOTICE[27669]: File channel.c, Line 1325 (ast_set_read_format):
> > Unable to find a path from 1 to 8
> > NOTICE[27669]: File channel.c, Line 1296 (ast_set_write_format):
> > Unable to find a path from 8 to 1
> > WARNING[27669]: File chan_h323.c, Line 528 (oh323_write): Asked to
> > transmit frame type 1, while native formats is 8 (read/write = 8/8)
> >
> > I'm not sure what it means by "...path from 1 to 8". Can anyone
> > explain what's happening here?
> >
> > I'm using chan_h323.so, g711/g723 and GnuGK with * registered to
> > GnuGK. The IP phones can call each other directly without any
> > problems. Each IP phone can call into * without any problems as
> > well. I only seem to have an issue with calling each phone via *.
> 
> It's attempting to convert between format 8 (alaw) and format 1
> (g.723).  G.723 is encumbered by patents and license fees.  You'll
> need to purchase a license for each concurrent usage of this codec.
> 
> Of course, if you use a codec which is not encumbered by patents
> and is supported by Asterisk, you won't need to pay any license fees.
> 
> -Tilghman
> 
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